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MUST ETF · Columbia Multi-Sector Municipal Income ETF
The MUST Exchange Traded Fund (ETF) is provided by Columbia Threadneedle Investments. It is built to track an index: Beta Advantage Multi-Sector Municipal Bond Index. The MUST ETF provides physical exposure, so by buying it you actually own parts of all the 597 underlying holdings. This share class generates a stream of income by distributing dividends.
Last update 3/13/2026, 1:30 PM UTC
LIVE
CLOSED
This fund is part ofMunicipal Bonds1M perf.-0.66%
Last price
$20.72
1M perf.
-1.00%
1M flows
+€36M
AuM
€525M
E/R
0.23%
Rating
ESG Consensus®
MUST
$20.72
Performance & flows
Segment for quartile rank
December 12, 2025 → March 12, 2026
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MUST
$20.64
+1.03%
Municipal Bonds
+0.87%
Historic performance and flows
| 1M | 3M | 1Y | 3Y | 5Y | MTD | QTD | YTD | ||
|---|---|---|---|---|---|---|---|---|---|
| Perf. | -1.00%  | +1.02%  | +4.88%  | +10.55% | +4.88% | -1.62% | +0.75% | +0.75% | |
| Flows |
Key fund info
Segment for quartile rank
This ETF's jurisdiction country is not in your region (Europe and Middle East) ·
Main characteristics
CUSIP
19761L607
ISIN
US19761L6074
AuM
€525M
E/R
0.23%
Replication rating
ESG Consensus®
More details
NAV
3/12/2026
$20.64
1D NAV change
-0.42%
Dividend policy
Replication method
Direct (Physical)
Replication model
Optimized sampling
No. of holdings
597
Inception date
10/10/2018
Jurisdiction
United States
Distribution
United States
United States Minor Outlying Islands
Legal structure
Open-end Fund
Base currency
USD
Dividend distribution
Trailing 12-month distr. yield
Distribution frequency
Last distribution
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Classification
Product type
Benchmark
Beta Advantage Multi-Sector Municipal Bond Index
Asset class
Factors
N/A
Investment strategy
ColumbiaMulti-SectorMunicipal Income ETF (the fund) seeks investment results that, before fees and expenses, closely correspond to the performance of the Beta Advantage® Multi-Sector Municipal Bond Index (the index).
Tax optimisation
PEA
France
UK Reporting Status
United Kingdom
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Risk profile
Segment for quartile rank
Historical risk/return profile
| 3M | 1Y | 3Y | 5Y | |
|---|---|---|---|---|
| Returns | +1.02% | +4.88% | +10.55% | +4.88% |
| Volatility | ||||
| Perf./Volatility | ||||
| Max drawdown |
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Synthetic Risk and Reward Indicator (SRRI)
UCITS
N/A
PRIIPS
N/A
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Countries
USA
94.76%
Unavailable
5.24%
Sectors
Municipal
32.40%
Unavailable
67.60%
Diversification
Total weight of top 15 holdings out of 597
Top 15 holdings
Data as of January 31, 2026
US59333P7N26
US249182QF65
US646140JR50
US64985SDE00
US67766WM740
New York Transportation Development Corp., 4.375% 1oct2045, USD (2020)
Illinois Toll Highway Authority, 5% 1jan2038, USD (2024)
US46247SFR04
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US64972GJ217
New Jersey Transportation Trust Fund Authority, 5% 15dec2032, USD
US88285AJH23
New Jersey Turnpike Authority, 5% 1jan2036, USD
US73358XHU90
Chicago O'Hare International Airport, 5% 1jan2048, USD
US646140JN47
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Enterprise
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Integrates ESG criteria
No
SDG
ESG Consensus® by Conser
Data as of December 31, 2025
MethodologyOur partner Conser gathers the industry's consensus on the business practices of the underlying holdings. We have computed the following metrics about MUST ETF's sustainability, based on their methodology.
ESG Consensus®
ESG Consensus® is based on the Final Sustainability Grade, which itself consists of 10 grades. Our partner Conser calculates the exact grade, based on market intelligence, using their proprietary ESG Consensus® methodology.
MUST’s has a Final Sustainability Grade of either A+, A, or A-.
A+
A
A-
B+
B
B-
C+
C
C-
D
This fund’s exact Final Sustainability Grade is available in Trackinsight Enterprise.
Learn more about Trackinsight EnterpriseHoldings review
105.53% of holdings have positive scoring
105.53%
Consensus levels
Strong
Medium
Weak
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Enterprise
Trackinsight Enterprise helps professional and institutional ETF investors tackle operational, regulatory, and analytical challenges at every stage of the investment process.
Learn more about Trackinsight EnterpriseReplication
Trackinsight replication rating:
Replication quality
Calculated over 12m, as of February 27, 2026
Tracking error
Tracking difference
Replication information
Index
Beta Advantage Multi-Sector Municipal Bond Index - USD
Index ticker
I33895US Index
Index dividend policy
GTR
Replication method
Replication model
Built for professionals: access exclusive replication metrics in Trackinsight Enterprise.
Enterprise
Trackinsight Enterprise helps professional and institutional ETF investors tackle operational, regulatory, and analytical challenges at every stage of the investment process.
Learn more about Trackinsight EnterpriseIssuer
Columbia Threadneedle Investments
Columbia Threadneedle Investments ID Card
Number of funds
26
Total AuM
€7.96B
Expense ratio range
0.15% - 1.51%
Average expense ratio
0.3881%
Top 5 funds by Columbia Threadneedle Investments
| AuM | ||
|---|---|---|
RECS | Columbia Research Enhanced Core ETF | €4.28B |
XCEM | Columbia EM ex-China ETF | €1.37B |
MUST | Columbia Multi-Sector Municipal Income ETF | €525M |
DIAL | Columbia Diversified Fixed Income Allocation ETF | €376M |
ECON | Columbia Research Enhanced Emerging Economies ETF | €264M |
Frequently asked questions about MUST
What does Columbia Multi-Sector Municipal Income ETF, MUST, invest in?
MUST is a Passive ETF. This ETF provides exposure to US Mixed Ratings Municipal Bonds.
Which benchmark or index does MUST replicate?
MUST tracks the Beta Advantage Multi-Sector Municipal Bond Index - USD, through a optimized sampling replication method.
What is the Total Expense ratio (TER) of MUST?
MUST carries a total expense ratio (TER) of 0.23%, indicating the annual cost for holding the fund.
When was MUST launched?
MUST was introduced to the market on October 10, 2018. It trades on United States, among other exchanges
Who is the ETF issuer of MUST?
Columbia Multi-Sector Municipal Income ETF, MUST, is provided by Columbia Threadneedle Investments. Learn more about Columbia Threadneedle Investments here.
What is the current assets under management (AUM) of MUST?
MUST oversees €525M in assets as of March 12, 2026.
How has MUST performed lately?
Based on data from March 12, 2026, MUST returned -1.00% over the past month, 1.02% over the last three months and 0.75% year-to-date.
What are the latest inflows or outflows for MUST?
As of March 12, 2026, MUST recorded net flows of +€36M over the last month and +€58M year-to-date.
Does MUST distribute dividends?
MUST follows a distributing dividend policy, meaning it pays out income to investors. As of March 12, 2026, its 12-month trailing yield was 3.27%.
What are the main country or region exposures of MUST?
As of January 31, 2026, MUST has significant geographic allocations in USA.
In which sector or theme does MUST invest in?
As of January 31, 2026, MUST focuses largely on Municipal.
How many securities does MUST hold and how diversified is it?
As of January 31, 2026, MUST holds 597 positions in its portfolio, with 6.99% of assets concentrated in its top 15 holdings.
What are the main positions in MUST?
As of January 31, 2026, MUST top three holdings include US59333P7N26, US249182QF65 and US646140JR50.
What is the base currency of MUST?
The base currency of MUST is USD.
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